UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CEB+oD4h+DGLS6KtYG1xYyflX7478Y5qnZiiJHwRjBw=' 
WHERE 
  key_id = '51f44274437a8c8b75471ed865f3561b37eb299164f521f79fc23d18c4347471' 
  AND (
    token = 'CEB+oD4h+DGLS6KtYG1xYyflX7478Y5qnZiiJHwRjBw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )